RoHS Compliance: In Transition “In Transition” This means that our inventory of this part number is presently not RoHS Compliant, however, the manufacturer will be shipping “RoHS: Compliant” to Mouser in the future. This occurs when the manufacturer has decided not to change their part number to indicate RoHS Compliance. Contact Mouser to determine the date that the “RoHS: Compliant” version of this product will be available.